29978725

素因数分解:

$5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1725

約数の個数: 24

約数和(自身を含む): 42907968

約数和(自身を除く): 12929243

約数列:

[1, 5, 7, 25, 35, 107, 175, 535, 749, 1601, 2675, 3745, 8005, 11207, 18725, 40025, 56035, 171307, 280175, 856535, 1199149, 4282675, 5995745, 29978725]

約数ペア:

[(1, 29978725), (5, 5995745), (7, 4282675), (25, 1199149), (35, 856535), (107, 280175), (175, 171307), (535, 56035), (749, 40025), (1601, 18725), (2675, 11207), (3745, 8005)]